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X-CSE-ConnectionGUID: AC/mwSfXT26kG5fNESptKw== X-CSE-MsgGUID: fe3Qh0euRTeQFZ9d7l3iYw== X-IronPort-AV: E=McAfee;i="6800,10657,11910"; a="90499988" X-IronPort-AV: E=Sophos;i="6.27,111,1787036400"; d="scan'208";a="90499988" Received: from fmviesa013.fm.intel.com ([10.60.135.153]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Sep 2026 14:51:53 -0700 X-CSE-ConnectionGUID: XU2gDzEjSs2x0ESa/KzoWg== X-CSE-MsgGUID: mqWAcFCOQ/6BCAiCA8cVdg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,111,1787036400"; d="scan'208";a="3394107" Received: from lkp-server01.sh.intel.com (HELO 462990a40a85) ([10.239.97.150]) by fmviesa013.fm.intel.com with ESMTP; 19 Sep 2026 14:51:52 -0700 Received: from kbuild by 462990a40a85 with local (Exim 4.98.2) (envelope-from ) id 1x82yL-00000000BQ3-2tZl; Sat, 19 Sep 2026 21:51:49 +0000 Date: Sun, 20 Sep 2026 05:51:05 +0800 From: kernel test robot To: aubrey.li@linux.intel.com Cc: oe-kbuild-all@lists.linux.dev Subject: [anolis-intel-cloud:devel-5.10 109/109] arch/x86/kernel/amd_nb.c:64:24: warning: 'next_northbridge' defined but not used Message-ID: <202609200532.ijMYGryu-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://gitee.com/anolis/intel-cloud-kernel.git devel-5.10 head: 04b4bf9552e8b33c5cbacd563be503e271170f4e commit: 4fda8daac2a8eed840c58eda0a52b0bf68fe0f7b [109/109] anolis:x86/pci, x86/hygon_nb: Add Hygon Northbridge driver support via PCI enumeration config: x86_64-anolis-intel-cloud-devel-5.10 (https://download.01.org/0day-ci/archive/20260920/202609200532.ijMYGryu-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260920/202609200532.ijMYGryu-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202609200532.ijMYGryu-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/x86/kernel/amd_nb.c:64:24: warning: 'next_northbridge' defined but not used [-Wunused-function] 64 | static struct pci_dev *next_northbridge(struct pci_dev *dev, | ^~~~~~~~~~~~~~~~ vim +/next_northbridge +64 arch/x86/kernel/amd_nb.c a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 63 9653a5c76c8677 arch/x86/kernel/amd_nb.c Hans Rosenfeld 2010-10-29 @64 static struct pci_dev *next_northbridge(struct pci_dev *dev, 691269f0d918cd arch/x86/kernel/amd_nb.c Jan Beulich 2011-02-09 65 const struct pci_device_id *ids) a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 66 { a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 67 do { a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 68 dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev); a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 69 if (!dev) a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 70 break; 9653a5c76c8677 arch/x86/kernel/amd_nb.c Hans Rosenfeld 2010-10-29 71 } while (!pci_match_id(ids, dev)); a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 72 return dev; a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 73 } a32073bffc656c arch/x86_64/kernel/k8.c Andi Kleen 2006-06-26 74 :::::: The code at line 64 was first introduced by commit :::::: 9653a5c76c8677b05b45b3b999d3b39988d2a064 x86, amd-nb: Cleanup AMD northbridge caching code :::::: TO: Hans Rosenfeld :::::: CC: Borislav Petkov -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki